Luis Suárez and Giorgio Chiellini come together in the penalty box during the second half of the Uruguay v Italy World Cup clash. There's seemingly little provocation or reason for them to clash, but Suárez leans his head in towards Chiellini

Fifa is launching its own proceedings against the Uruguay and Liverpool footballer, but what would happen to the average person if they walked up to someone and sunk ther teeth into someone elses's arm?